#!/usr/bin/env node

const EventEmitter = require('events').EventEmitter,
  log = console.log,
  e = new EventEmitter();

setInterval(()=>{
  e.emit('hello');
},1000);

setTimeout(()=>{
  e.emit('bye');
},5000);

e.on('hello',()=>{
  log('hello world');
});

e.on('bye',()=>{
  log('goodbye!');
  process.exit();
});

console.log('hello world!');
